Let us protect what you value most.
We offer customized solutions for all types of businesses.
Our Service in 24 Hours Guarantee promises that all priority service calls will have a technician on site within 24-hours, or we won't charge for the trip or the first 1/2 hour of labor. We also have our technical support staff on call 24-7 to respond to urgent customer questions.
Learn what makes us New England’s trusted security company.
Security Command Center: 781-859-2700 FAX: 781-648-0199
Technical Support: 781-859-2600
Human Resources: 781-859-2300
Advanced Signal: 781-963-2024
Auburn Office: 508-753-1322
Electronic Alarms, RI: 401-737-2221
Manchester, NH Office: 603-627-2002
Wallingford, CT Office (Monitor Controls): 203-269-3591
Weymouth Office (Atlas Alarm): 781-337-8866